package main

import "fmt"

func main() {

	// 给 int64 去一个别名叫 bigint
	type bigint int64

	var a bigint // 等价于 var a int64

	fmt.Printf("type is %T\n", a)

	type (
		long int64
		char byte
	)

	var b long = 11
	var ch char = 'a'
	fmt.Printf("b=%d, ch=%c\n", b, ch)
}

